{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002328","489:4890001995","489:4890001893","489:4890002641","489:4890002580","489:4890003331","489:4890002253","489:4890002751","489:4890001991","489:4890002157","489:4890002836","489:4890002839","489:4890002155","489:4890003471","489:4890002077","489:4890001844","489:4890001809","489:4890003516","489:4890003095","489:4890002496","489:4890003438","489:4890002835","489:4890002660","489:4890002986","489:4890002183"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7517358587579204,0.7364995989279228,0.727257173976818,0.7178511677804369,0.6969595744536928,0.6884504416083623,0.6788640338828874,0.6784968365529641,0.6641022949968831,0.6606327501261186,0.6435968940728157,0.6386972506581806,0.6377591429328817,0.6368573648468056,0.6361897453076749,0.6331533963707691,0.6322280043090255,0.6318055480999686,0.6303369517098201,0.6230547347571218,0.619262605828267,0.6159898231901012,0.6040958692087779,0.6029819466771965,0.5980048782651803],"twin_dists":[0.09811676163926109,0.10157589640664279,0.10365173999530752,0.10574894349774382,0.11035936884992793,0.112221168477399,0.11430938486017701,0.11438919322614956,0.11750865084552799,0.11825814718181586,0.12192754789459728,0.12298019812732597,0.12318163259168968,0.12337523501575738,0.12351854687636249,0.12417013773597499,0.12436866396071852,0.12445928554170121,0.12477427456802916,0.12633535759580264,0.12714783335833724,0.1278488617287473,0.1303958440710952,0.13063437063199224,0.13170020569102417],"n_dims_used":45,"mean_confidence":0.9138444688585069},"coverage":{"mean_confidence":0.9138444688585069,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}